TAMKO TW FLASH-N-WRAP-40 Reflective Sheet Membrane is a 40-mil-thick flexible self-adhering rubberized asphalt sheet membrane with a reflective aluminum surface and a removable treated release on the adhesive side.

TW FLASH-N-WRAP-40 is well suited for application in cavity-wall construction as a moisture and air barrier membrane.

• Flexible SBS modified asphalt and aluminum surfacing provides excellent protection from moisture or air penetration
• Treated release film for easier installation and handling
• High temperature resistance up to 245° F
• Available in factory pre-cut widths of 4", 6", 9", 12", 18", and 36"
• Tough aluminum surface resists UV degradation up to 180 days
• Reflective surface for UV resistance